Home / 142,669.44-196,927.47-82,280.34

Finding the Fourth Proportional to 142,669.44, 196,927.47 and 82,280.34

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Solution

The fourth proportional to 142,669.44, 196,927.47 and 82,280.34 is: 113,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,669.44 : 196,927.47 = 82,280.34 : x
  2. Step 2: Convert to fraction form
    142,669.44/196,927.47 = 82,280.34/x
  3. Step 3: Cross multiply
    142,669.44x = 196,927.47 × 82,280.34
  4. Step 4: Simplify right side
    142,669.44x = 16,203,259,186.94
  5. Step 5: Solve for x
    x = 16,203,259,186.94/142,669.44
  6. Step 6: Final answer
    x = 113,572.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.